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(: Test: K-YearMonthDurationSubtract-3                   :)
(: Written by: Frans Englich                             :)
(: Date: 2007-11-22T11:31:21+01:00                       :)
(: Purpose: Simple test of substraction two arbitrary xs:yearMonthDurations. :)
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xs:yearMonthDuration("P32Y43M") - xs:yearMonthDuration("P12Y13M")
		eq xs:yearMonthDuration("P22Y6M")